sparkcharts library

Syncfusion Flutter Spark/Micro charts are light weight chart, typically drawn without axes or coordinates. It presents the general shape of data’s in a simple and highly condensed way.

To use, import package:syncfusion_flutter_charts/sparkcharts.dart.

See also:

• Syncfusion Flutter Charts product page
• User guide documentation
• Knowledge base

Classes

SfSparkAreaChart

This class renders an area spark chart. The SfSparkAreaChart is a very small chart, typically drawn without axis ticks and labels. It presents the general shape of data in a simple and highly condensed way.

SfSparkBarChart

This class renders a bar spark chart. The SfSparkBarChart is a very small chart, typically drawn without axis ticks and labels. It presents the general shape of data in a simple and highly condensed way.

SfSparkLineChart

This class renders a sparkline chart. The SfSparkLineChart is a very small chart, typically drawn without axis ticks and labels. It presents the general shape of data in a simple and highly condensed way.

SfSparkWinLossChart

This class renders a win loss spark chart. The SfSparkWinLossChart is a very small chart, typically drawn without axis ticks and labels. It presents the general shape of data in a simple and highly condensed way. It is used to show whether each value is positive or negative visualizing a Win/Loss scenario.

SparkChartMarker

Adds and customizes the markers.

SparkChartPlotBand

Renders plot band.

SparkChartTrackball

Enables and customizes the trackball.

TooltipFormatterDetails

Passes as the argument in the tooltipFormatter callback of trackball. The callback gets triggered when the trackball tooltip label text is created.

Enums

SparkChartActivationMode

Activates the trackball in different gestures.

SparkChartLabelDisplayMode

Displays the data labels on the spark chart widget in different modes.

SparkChartMarkerDisplayMode

Displays the marker on the spark chart widget in different modes.

SparkChartMarkerShape

Displays the marker in different types of shape.

Typedefs

SparkChartIndexedValueMapper<R> = R Function(int index)

Signature for the callback that returns the dynamic value from the data source based on the index.

SparkChartTooltipCallback<String> = String Function(TooltipFormatterDetails details)

Signature for the callback that returns the string value to override the default text format of trackball tooltip label.